<style>
    .line-open{
        position: fixed;
        width: 45px;
        height: 45px;
        top: 50%;
        right: 5%;
    }
    .line-open img{
        width: 80%;
        max-width: 200px;
    }
    .line-open i{
        position: absolute;
        width: 20px;
        height: 20px;
        background: red;
        font-style: normal;
        text-align: center;
        color: #fff;
        border-radius: 50%;
        right: -10px;
        top: -10px;
    }
</style>
<div class="line-open">
    <a href="https://line.me/ti/p/1-i4we6HOo" target="_blank" onclick="fbq('track', 'Contact')">
        <img src="/html/user_data/assets/img/square-default.png" style="width: 100%;">
    </a><i>3</i>
</div>
